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More Issues

Feature: Exoplanets

2 March 2020

Your Guide to Exoplanets

Learn why and how we study exoplanets, and how you can get involved.

2 March 2020

Our Exoplanets Research

Scientists are searching for 100 Earth-like planets around other stars, and you can help.

Swapna Krishna ● 12 March 2020

What is the Habitable Zone?

The habitable zone is the not-too-hot, not-too-cold region around a star where liquid water can exist.

Emily Lakdawalla ● 2 March 2020

The Different Kinds of Exoplanets
You Meet in the Milky Way

Lava worlds. Hot Jupiters. Earth 2.0 candidates. Here's a rundown of some notable exoplanets.

Emily Lakdawalla & Staff ● 2 March 2020

How to Search for Exoplanets

Some methods almost sound like science fiction: Using gravity as a magnifying glass, watching stars wobble at turtle-like speeds, and searching for tiny dips in starlight.

2 March 2020

Your guide to WFIRST

WFIRST, NASA's Wide Field Infrared Survey Telescope, is the next step in our hunt for Earth-sized exoplanets.

Blogs & Articles

In Pictures: Expedition 41 Crew Returns to Earth

Jason Davis • November 10, 2014

The crew of Expedition 41 is safely back on Earth following a 165-day stay aboard the International Space Station.

Interstellar: The movie that deserves to be called “Gravity”

Mat Kaplan • November 09, 2014 • 8

Mat Kaplan gives his thoughts on the newest space film to hit theatres, "Interstellar."

Hunting Binary Asteroids

Bruce Betts • November 07, 2014

Thanks to The Planetary Society’s Shoemaker NEO Grant program, a new telescope has been brought to bear focusing on searching for and understanding the properties of binary asteroid systems.

An Early Preview of Orion's Maiden Voyage

Jason Davis • November 07, 2014 • 4

NASA's Orion spacecraft is just four weeks away from its first test flight. Here's an early preview of the mission.

TPS at DPS: A Screening of Desert Moon, Advocacy with Casey Dreier, and a Sagan Lecture

Jason Davis • November 06, 2014 • 3

The Planetary Society will be well-represented at next week's Division for Planetary Sciences meeting in Tucson, Ariz.

Philae landing preview: What to expect on landing day

Emily Lakdawalla • November 05, 2014 • 8

Earth's first-ever landing on a comet is a week away. On November 12 at 8:35 UT, Philae will separate from Rosetta. Seven hours later, it will arrive at the surface of the comet. Hopefully, Philae will survive the landing, and begin to return data.

The Consequences of the 2014 Midterm Elections for NASA

Casey Dreier • November 05, 2014 • 17

A Republican Senate will not drastically change the course of the nation's space program, though it will likely see less funding for NASA and a difficult path forward for the Asteroid Retrieval Mission.

Undeniable Commitment to Education, Empowerment & Understanding the Cosmos

Erin Greeson • November 04, 2014 • 2

Today, The Planetary Society celebrates our CEO Bill Nye’s latest science education feat: the release of his book, Undeniable: Evolution and the Science of Creation. Erin Greeson, The Planetary Society's director of communications, tells us about it.

Fall Issue of The Planetary Report is Here!

Donna Stevens • November 04, 2014

The fall issue of The Planetary Report has mailed and is on its way to our members’ doors. Those of you who prefer an electronic file, or a preview of the printed copy, can pick it up online.

Seven Mars spacecraft attempted observations of comet Siding Spring. How did they go?

Emily Lakdawalla • November 03, 2014 • 6

It's been two weeks since comet Siding Spring passed close by Mars, and six of the seven Mars spacecraft have now checked in with quick looks at their images of the encounter. I round up all the results.

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